Filings by year

C04B 2235/3843: granted patents and published applications per publication year
YearGranted patentsPublished applications
197810
197900
198020
198100
198200
198310
198400
198520
198630
198700
198800
198920
199030
199150
199220
199350
199410
199550
199620
199750
199830
199970
200040
200130
2002411
20031122
20041015
20051520
20061318
20071419
20081312
2009713
20101319
20111414
20121022
2013818
20141817
20151718
20161610
20172020
20181114
20191624
20202014
20211315
2022510
20231419
2024515
20251310
2026108

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.

Recent patents

Most cited

By later US patents